<template>
    <div id="app">
        <div class="todo-container">
            <div class="todo-wrap">
                <MyHeader :receive="receive"/>
                <MyList :todoList="todoList" :handleCheckEvent="handleCheckEvent" :deleteTodo="deleteTodo"/>
                <MyFooter :todoList="todoList" :checkAllTodos="checkAllTodos" :clearAllTodo="clearAllTodo"/>
            </div>
        </div>

    </div>
</template>

<script>

    import MyHeader from "@/components/MyHeader.vue";
    import MyList from "@/components/MyList.vue";

    import MyFooter from "@/components/MyFooter.vue";

    export default {
        name: "App",
        components: {MyHeader, MyList, MyFooter},
        data() {
            return {
                todoList: [
                    {id: '001', title: '睡觉', done: false},
                    {id: '002', title: '打架', done: true},
                    {id: '003', title: '洗脚', done: false}
                ]
            };
        },
        methods: {
            receive(x) {
                console.log(`接收到的${x}值`)
                this.todoList.unshift(x);
            },
            handleCheckEvent(id) {
                console.log(`接收到的${id}值`)
                this.todoList.filter(todo => {
                    if (id === todo.id) {
                        todo.done = !todo.done;
                    }
                })
            },
            deleteTodo(id) {
                this.todoList = this.todoList.filter(todo => {
                    return id !== todo.id;
                })
            },
            // 全选或者全不选
            checkAllTodos(done) {
                this.todoList.forEach(todo => {
                    todo.done = done;
                })
            },
            clearAllTodo() {
                console.log("App 层数据交互");
                this.todoList = this.todoList.filter(todo => {
                    return !todo.done
                })
            }
        }
    };
</script>

<style>
    /*base*/
    body {
        background: #fff;
    }

    .btn {
        display: inline-block;
        padding: 4px 12px;
        margin-bottom: 0;
        font-size: 14px;
        line-height: 20px;
        text-align: center;
        vertical-align: middle;
        cursor: pointer;
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.05);
        border-radius: 4px;
    }

    .btn-danger {
        color: #fff;
        background-color: #da4f49;
        border: 1px solid #bd362f;
    }

    .btn-danger:hover {
        color: #fff;
        background-color: #bd362f;
    }

    .btn:focus {
        outline: none;
    }

    .todo-container {
        width: 600px;
        margin: 0 auto;
    }

    .todo-container .todo-wrap {
        padding: 10px;
        border: 1px solid #ddd;
        border-radius: 5px;
    }

</style>

